STL files for 3D printing are oriented to print "as-is" on FDM style machines. Parts are designed to 3D print without any support material. Original design source may be downloaded using the links below.
Heat Set Inserts
The case uses 4x M3 x 4mm long heat set inserts to secure the PCB mount and bottom cover. The case is sized for the heat set inserts that are stocked in the Adafruit shop.
Install Heat Set Inserts
Use a heat-set insert for your soldering iron to install the heat set inserts.